GM Service Manual Online
For 1990-2009 cars only

DTC B1243 RSE

Diagnostic Instructions

    • Perform the Diagnostic System Check - Vehicle prior to using this diagnostic procedure.
    • Review Strategy Based Diagnosis for an overview of the diagnostic approach.
    •  Diagnostic Procedure Instructions provides an overview of each diagnostic category

DTC Descriptor

DTC B1243 00: CD-Player Load or Unload Performance

Circuit/System Description

The DVD player monitors loading/ejecting disc performance.

Conditions for Running the DTC

The DVD player recovers from loading/ejecting error.

Conditions for Setting the DTCs

The DVD player experiences a loading/ejecting error.

Action Taken When the DTC Sets

None.

Conditions for Clearing the DTC

    • The condition for setting the DTC is no longer present.
    • The history DTC will clear after 50 fault-free ignition cycles.

Reference Information

Schematic Reference

Radio/Navigation System Schematics

Connector End View Reference

Component Connector End Views

Description and Operation

Radio/Audio System Description and Operation

Electrical Information Reference

    •  Circuit Testing
    •  Connector Repairs
    •  Testing for Intermittent Conditions and Poor Connections
    •  Wiring Repairs

Scan Tool Reference

Control Module References for scan tool information

Circuit/System Verification

  1. Ignition ON, with a scan tool clear all DTCs.
  2. Radio ON, play a known good CD. Eject and reinsert the CD several times.
  3. If the DTC resets, replace the DVD Player.

Repair Instructions

Perform the Diagnostic Repair Verification after completing the diagnostic procedure.

Video Disc Player Replacement